tooth·pow·der 
(tthpou′dər)
(tthpou′dər)n.
Powder for cleaning teeth.
- improbable
- improbableness
- improbably
- improbity
- impromptu
- improper
- improper fraction
- improper integral
- improperly
- improperness
- impropriety
- improv
- improvable
- improvably
- improve
- improvement
- improvidence
- improvident
- improvidently
- improvisation
- improvisational
- improvisationally
- improvisator
- improvisatorial
- improvisatory